Tokunaga; Norifumi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tokunaga; Norifumi.The latest application filed is for "surface treating agent, filtering material for filter, and blood treatment filter".

Company Profile

0.5.6

Tokunaga; Norifumi - Kanagawa JP
TOKUNAGA; Norifumi - Ashigarakami-gun JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Surface treating agent, filtering material for filter, and blood treatment filter Grant 9,457,134 - Ochiai , et al. October 4, 2	2016-10-04
Surface Treating Agent, Filtering Material For Filter, And Blood Treatment Filter App 20160023148 - OCHIAI; Shoji ; et al.	2016-01-28
Surface Treating Agent, Filtering Material For Filter, And Blood Treatment Filter App 20160024240 - OCHIAI; Shoji ; et al.	2016-01-28
Surface treating agent, filtering material for filter, and blood treatment filter Grant 9,186,441 - Ochiai , et al. November 17, 2	2015-11-17
Surface Treating Agent, Filtering Material For Filter, And Blood Treatment Filter App 20120024779 - Ochiai; Shoji ; et al.	2012-02-02
Copolymers and blood filter using the same App 20050148748 - Tanaka, Masaru ; et al.	2005-07-07
Antithrombotic surface treating agent and medical apparatus Grant 6,590,054 - Tanaka , et al. July 8, 2	2003-07-08
Antithrombotic surface treating agent and medical apparatus App 20020064558 - Tanaka, Masaru ; et al.	2002-05-30
Copolymers and blood filter using the same App 20020000403 - Tanaka, Masaru ; et al.	2002-01-03
Cell supporting matrix, cell culture device, and fluid treating device Grant 6,303,375 - Kimura , et al. October 16, 2	2001-10-16

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